1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-1507322-deep-weakmap.js b/js/src/tests/non262/regress/regress-1507322-deep-weakmap.js
new file mode 100644
index 0000000000..049dc2a8db
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-1507322-deep-weakmap.js
@@ -0,0 +1,11 @@
+function TestGC2(m) {
+  var head = new Object;
+  for (key = head, i = 0; i < 99999; i++, key = m.get(key)) {
+    m.set(key, new Object);
+  }
+  gc();
+  for (key = head; key != undefined; key = m.get(key)) {}
+}
+TestGC2(new WeakMap);
+
+reportCompare(true, true, "deep weakmaps");